15639120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:162

約数の個数: 240

約数和(自身を含む): 62674560

約数和(自身を除く): 47035440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 107, 112, 116, 120, 126, 140, 144, 145, 168, 174, 180, 203, 210, 214, 232, 240, 252, 261, 280, 290, 315, 321, 336, 348, 360, 406, 420, 428, 435, 464, 504, 522, 535, 560, 580, 609, 630, 642, 696, 720, 749, 812, 840, 856, 870, 963, 1008, 1015, 1044, 1070, 1160, 1218, 1260, 1284, 1305, 1392, 1498, 1605, 1624, 1680, 1712, 1740, 1827, 1926, 2030, 2088, 2140, 2247, 2320, 2436, 2520, 2568, 2610, 2996, 3045, 3103, 3210, 3248, 3480, 3654, 3745, 3852, 4060, 4176, 4280, 4494, 4815, 4872, 5040, 5136, 5220, 5992, 6090, 6206, 6420, 6741, 6960, 7308, 7490, 7704, 8120, 8560, 8988, 9135, 9309, 9630, 9744, 10440, 11235, 11984, 12180, 12412, 12840, 13482, 14616, 14980, 15408, 15515, 16240, 17976, 18270, 18618, 19260, 20880, 21721, 22470, 24360, 24824, 25680, 26964, 27927, 29232, 29960, 31030, 33705, 35952, 36540, 37236, 38520, 43442, 44940, 46545, 48720, 49648, 53928, 55854, 59920, 62060, 65163, 67410, 73080, 74472, 77040, 86884, 89880, 93090, 107856, 108605, 111708, 124120, 130326, 134820, 139635, 146160, 148944, 173768, 179760, 186180, 195489, 217210, 223416, 248240, 260652, 269640, 279270, 325815, 347536, 372360, 390978, 434420, 446832, 521304, 539280, 558540, 651630, 744720, 781956, 868840, 977445, 1042608, 1117080, 1303260, 1563912, 1737680, 1954890, 2234160, 2606520, 3127824, 3909780, 5213040, 7819560, 15639120]

約数ペア:

[(1, 15639120), (2, 7819560), (3, 5213040), (4, 3909780), (5, 3127824), (6, 2606520), (7, 2234160), (8, 1954890), (9, 1737680), (10, 1563912), (12, 1303260), (14, 1117080), (15, 1042608), (16, 977445), (18, 868840), (20, 781956), (21, 744720), (24, 651630), (28, 558540), (29, 539280), (30, 521304), (35, 446832), (36, 434420), (40, 390978), (42, 372360), (45, 347536), (48, 325815), (56, 279270), (58, 269640), (60, 260652), (63, 248240), (70, 223416), (72, 217210), (80, 195489), (84, 186180), (87, 179760), (90, 173768), (105, 148944), (107, 146160), (112, 139635), (116, 134820), (120, 130326), (126, 124120), (140, 111708), (144, 108605), (145, 107856), (168, 93090), (174, 89880), (180, 86884), (203, 77040), (210, 74472), (214, 73080), (232, 67410), (240, 65163), (252, 62060), (261, 59920), (280, 55854), (290, 53928), (315, 49648), (321, 48720), (336, 46545), (348, 44940), (360, 43442), (406, 38520), (420, 37236), (428, 36540), (435, 35952), (464, 33705), (504, 31030), (522, 29960), (535, 29232), (560, 27927), (580, 26964), (609, 25680), (630, 24824), (642, 24360), (696, 22470), (720, 21721), (749, 20880), (812, 19260), (840, 18618), (856, 18270), (870, 17976), (963, 16240), (1008, 15515), (1015, 15408), (1044, 14980), (1070, 14616), (1160, 13482), (1218, 12840), (1260, 12412), (1284, 12180), (1305, 11984), (1392, 11235), (1498, 10440), (1605, 9744), (1624, 9630), (1680, 9309), (1712, 9135), (1740, 8988), (1827, 8560), (1926, 8120), (2030, 7704), (2088, 7490), (2140, 7308), (2247, 6960), (2320, 6741), (2436, 6420), (2520, 6206), (2568, 6090), (2610, 5992), (2996, 5220), (3045, 5136), (3103, 5040), (3210, 4872), (3248, 4815), (3480, 4494), (3654, 4280), (3745, 4176), (3852, 4060)]